Here's an overview of all the great new features included in the Firefox OS 1.1 upgrade.

• Not sure what version of Firefox OS you have? Here's how to find out.
• Learn how to check for updates and install them.

Improved Messages app now has MMS features

• Add pictures, audio and video to your messages.
• Chat with a whole group - tap the + to add more than one of your contacts to a message.
• Type a URL in a message and it automatically becomes a working link that will open in the browser.

To learn more, see Send messages

Download files from the browser

• Long-tap on a music, image or video file to download it to the Music, Gallery or Video app. For the details, see Download music, photos and videos.

  

Adaptive Search now on the home screen

On some devices with Firefox OS v1.1, Adaptive Search has moved to the home screen. Just unlock your phone and it's right there - no need to swipe to the right. Learn how it works.

Search your music

• Pull down on any screen in the Music app to reveal the new search bar. For more, see Play and manage music

  

Import contacts from more places

• Now you can import contacts from Gmail, Outlook and Hotmail.

To learn how, see Add and delete contacts.

Share files over Bluetooth

• Bluetooth transfer is now available in the share menu of the Gallery and Video apps.

To learn how to pair a device, see Share files using Bluetooth.